v3.26.1
Business Combination - Asset Acquired Liabilities Assumed in Business Combination (Detail)
₨ in Millions, $ in Millions
Jul. 01, 2023
INR (₨)
Mar. 31, 2026
INR (₨)
Mar. 31, 2026
USD ($)
Mar. 31, 2025
INR (₨)
Mar. 31, 2025
USD ($)
Mar. 31, 2024
INR (₨)
B. Recognized amounts of identifiable liabilities assumed and Noncontrolling Interests            
Goodwill   ₨ 1,629,510.3 $ 17,366.6 ₨ 1,629,510.3 $ 17,366.6 ₨ 1,629,510.3
eHDFC [Member]            
Consideration            
Common equity share issued 3,110,396,492 shares of the Bank (6,220,792,984 equity shares after giving effect to the 1:1 bonus issue on August 28, 2025) ₨ 5,292,028.6          
Share-based compensation 35,240.7          
Share warrants 10,472.2          
Fair value of merger consideration 5,337,741.5          
Settlement of pre-existing relationship (69,312.6)          
Investment in the Bank by eHDFC (1,981,494.4)          
Fair value of net purchase consideration transferred 3,286,934.5          
Acquisition-related costs 1,900.0          
A. Recognized amounts of identifiable assets acquired            
Cash and due from banks 10,344.1          
Investment securities 2,842,356.2          
Loans - Net 6,428,635.4          
Accrued interest receivable 37,276.7          
Property and equipment 39,136.2          
Identified intangibles assets 1,434,818.1          
Other assets 622,978.8          
Separate account assets 857,528.7          
Total estimated assets acquired 12,273,074.2          
B. Recognized amounts of identifiable liabilities assumed and Noncontrolling Interests            
Deposits 1,571,204.5          
Accrued expenses and other liabilities 781,742.3          
Borrowings 4,977,276.5          
Separate account liabilities 857,528.7          
Liabilities on policies in force 1,499,749.1          
Noncontrolling Interest in eHDFC subsidiaries 926,787.1          
Total estimated liabilities assumed 10,614,288.2          
Goodwill ₨ 1,628,148.5